mirror of
https://github.com/GreptimeTeam/greptimedb.git
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46e106bcc3
* feat: eable range expr nest * fix: change range expr rewrite format * chore: organize range query tests * chore: change range expr name(e.g. MAX(v) RANGE 5s FILL 6) * chore: add range query test * chore: fix code advice * chore: fix ca
113 lines
6.9 KiB
Plaintext
113 lines
6.9 KiB
Plaintext
CREATE TABLE host (
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ts timestamp(3) time index,
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host STRING PRIMARY KEY,
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val BIGINT,
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);
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Affected Rows: 0
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INSERT INTO TABLE host VALUES
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(0, 'host1', 0),
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(5000, 'host1', null),
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(10000, 'host1', 1),
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(15000, 'host1', null),
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(20000, 'host1', 2),
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(0, 'host2', 3),
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(5000, 'host2', null),
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(10000, 'host2', 4),
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(15000, 'host2', null),
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(20000, 'host2', 5);
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Affected Rows: 10
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-- Test Fill
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SELECT ts, host, min(val) RANGE '5s' FROM host ALIGN '5s' ORDER BY host, ts;
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+---------------------+-------+----------------------------------+
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| ts | host | MIN(host.val) RANGE 5s FILL NULL |
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+---------------------+-------+----------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 |
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| 1970-01-01T00:00:05 | host1 | |
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| 1970-01-01T00:00:10 | host1 | 1 |
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| 1970-01-01T00:00:15 | host1 | |
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| 1970-01-01T00:00:20 | host1 | 2 |
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| 1970-01-01T00:00:00 | host2 | 3 |
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| 1970-01-01T00:00:05 | host2 | |
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| 1970-01-01T00:00:10 | host2 | 4 |
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| 1970-01-01T00:00:15 | host2 | |
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| 1970-01-01T00:00:20 | host2 | 5 |
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+---------------------+-------+----------------------------------+
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SELECT ts, host, min(val) RANGE '5s' FROM host ALIGN '5s' FILL NULL ORDER BY host, ts;
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+---------------------+-------+----------------------------------+
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| ts | host | MIN(host.val) RANGE 5s FILL NULL |
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+---------------------+-------+----------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 |
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| 1970-01-01T00:00:05 | host1 | |
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| 1970-01-01T00:00:10 | host1 | 1 |
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| 1970-01-01T00:00:15 | host1 | |
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| 1970-01-01T00:00:20 | host1 | 2 |
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| 1970-01-01T00:00:00 | host2 | 3 |
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| 1970-01-01T00:00:05 | host2 | |
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| 1970-01-01T00:00:10 | host2 | 4 |
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| 1970-01-01T00:00:15 | host2 | |
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| 1970-01-01T00:00:20 | host2 | 5 |
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+---------------------+-------+----------------------------------+
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SELECT ts, host, min(val) RANGE '5s', min(val) RANGE '5s' FILL 6 FROM host ALIGN '5s' ORDER BY host, ts;
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+---------------------+-------+----------------------------------+-------------------------------+
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| ts | host | MIN(host.val) RANGE 5s FILL NULL | MIN(host.val) RANGE 5s FILL 6 |
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+---------------------+-------+----------------------------------+-------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 | 0 |
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| 1970-01-01T00:00:05 | host1 | | 6 |
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| 1970-01-01T00:00:10 | host1 | 1 | 1 |
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| 1970-01-01T00:00:15 | host1 | | 6 |
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| 1970-01-01T00:00:20 | host1 | 2 | 2 |
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| 1970-01-01T00:00:00 | host2 | 3 | 3 |
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| 1970-01-01T00:00:05 | host2 | | 6 |
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| 1970-01-01T00:00:10 | host2 | 4 | 4 |
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| 1970-01-01T00:00:15 | host2 | | 6 |
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| 1970-01-01T00:00:20 | host2 | 5 | 5 |
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+---------------------+-------+----------------------------------+-------------------------------+
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SELECT ts, host, min(val) RANGE '5s', min(val) RANGE '5s' FILL PREV FROM host ALIGN '5s'ORDER BY host, ts;
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+---------------------+-------+----------------------------------+----------------------------------+
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| ts | host | MIN(host.val) RANGE 5s FILL NULL | MIN(host.val) RANGE 5s FILL PREV |
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+---------------------+-------+----------------------------------+----------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 | 0 |
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| 1970-01-01T00:00:05 | host1 | | 0 |
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| 1970-01-01T00:00:10 | host1 | 1 | 1 |
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| 1970-01-01T00:00:15 | host1 | | 1 |
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| 1970-01-01T00:00:20 | host1 | 2 | 2 |
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| 1970-01-01T00:00:00 | host2 | 3 | 3 |
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| 1970-01-01T00:00:05 | host2 | | 3 |
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| 1970-01-01T00:00:10 | host2 | 4 | 4 |
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| 1970-01-01T00:00:15 | host2 | | 4 |
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| 1970-01-01T00:00:20 | host2 | 5 | 5 |
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+---------------------+-------+----------------------------------+----------------------------------+
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SELECT ts, host, min(val) RANGE '5s', min(val) RANGE '5s' FILL LINEAR FROM host ALIGN '5s' ORDER BY host, ts;
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+---------------------+-------+----------------------------------+------------------------------------+
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| ts | host | MIN(host.val) RANGE 5s FILL NULL | MIN(host.val) RANGE 5s FILL LINEAR |
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+---------------------+-------+----------------------------------+------------------------------------+
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| 1970-01-01T00:00:00 | host1 | 0 | 0.0 |
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| 1970-01-01T00:00:05 | host1 | | 0.5 |
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| 1970-01-01T00:00:10 | host1 | 1 | 1.0 |
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| 1970-01-01T00:00:15 | host1 | | 1.5 |
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| 1970-01-01T00:00:20 | host1 | 2 | 2.0 |
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| 1970-01-01T00:00:00 | host2 | 3 | 3.0 |
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| 1970-01-01T00:00:05 | host2 | | 3.5 |
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| 1970-01-01T00:00:10 | host2 | 4 | 4.0 |
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| 1970-01-01T00:00:15 | host2 | | 4.5 |
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| 1970-01-01T00:00:20 | host2 | 5 | 5.0 |
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+---------------------+-------+----------------------------------+------------------------------------+
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DROP TABLE host;
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Affected Rows: 0
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